asahi kasei [AK8430] 2000/11 1 AK8430 6ch ` ccd ??`??????? L I? ?? 1ch : 25m sample/sec 3ch : 10m 3 sample/sec ? ( ? ) 2ch( ): 15m 2 sample/sec 6ch( ` ): 5m 6 sample/sec ??? : 1.05vp-p(typ.)/ 2.10vp-p(typ.) 6ch ?r? cds (correlated double sampling: v?? ) 2 N\a` ?`??\a (9bit, 90mv) ????? (8bit, 90mv, 6 ? ) { pga { 1~ 4 (8bit, 6 ? ) t (cds ~ adc) 10bit, `?? dnl : 0.5 lsb (typ.) inl : 1.0 lsb (typ.) t?j : 0.5 lsbrms (typ.)(pga gain=1) 4 ?? i/f ?? 5v/3.3v M : 600mw (typ.) ??` : 64pin lqfp, ??? 0.5mm, ` 10mm 10mm registerr8~rd registerr2~r7 8 cds/ clamp cds/ clamp cds/ clamp cds/ clamp cds/ clamp cds/ clamp m u x offset cn0e offset cn1o offset cn1e offset cn2o offset cn2e mux black correction dac offset cn0o gain cn0e gain cn1o gain cn1e gain cn2o gain cn2e gain cn0o pga 10bit adc control serial i/f reference voltage 9 8 10 cn0_o dm0_o cn0_e dm0_e cn1_o dm1_o cn1_e dm1_e cn2_o dm2_o cn2_e dm2_e bd0-8 sdclk sdenb sdin sdout v rngp v rngn v d0-9 v ref1 v ref2 dvss dvdd a vss a vdd timing generator ckcl cksh a dclk test resetb pvss pvdd pdb
asahi kasei [AK8430] 2000/11 2 ??C cds/clamp ??`??`?` ccd ??`?????? / ?`???????? / ?` ???? cds `???`????? ?? 1vpp(typ.)/2vpp(typ.) xk?? 2vpp ??xk????? ??`??`?`? 1/2 ?p?? mux(cds/clamp ) ???? ?r?? / ?`?}???????r?\a ?\a pga 10bit adc ?r???I?? 1 2 3 6 xk?? black correction dac \a dac ??`??`?`?? / ?`?????r?R???p? R? dac ? dac ?? 90mv ?? 9 ????\a??? ???`???`?? pga(programmable gain amplifier) ???????????????O? 4 ?? 8bit ?? gaincnno, gaincnne(n=0~2) ??? pga O?? 10bit adc \a?{?????`Q 10bit,30msps adc reference voltage ?R? AK8430 ?\?? vref1 ??? vref2 ???R ???? vref1,vref2 ???R? timing generator ???k ? adclk,ckcl chsh AK8430 ??????k control serial i/f ?`????`?` ?`??O? 4 ?????`?`?
asahi kasei [AK8430] 2000/11 3 ? 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 top view 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 dm0_o cn0_o avss dm0_e cn0_e avss dm1_o cn1_o avdd avss dm1_e cn1_e avss dm2_o cn2_o avss dvss dvdd vd9 vd8 vd7 vd6 vd5 pvss pvdd vd4 vd3 vd2 vd1 vd0 sdout sdin sdenb sdclk resetb adclk cksh ckcl pdb test avdd avss atout_n atout_p atin_n atin_p cn2_e dm2_e vref1 vref2 vrngp vrngn avdd avss tdi bd8 bd7 bd6 bd5 bd4 bd3 bd2 bd1 bd0 ?C ? ??? i/o C \a?` i/f bd0-8 33-41 i \a?` (msb=bd8) ????? 100k ? ?`? i/f sdclk 15 i ? i/f ? sdenb 16 i ??`?`? sdin 17 i ??` sdout 18 o ??` adc ?` vd0-9 19-23, 26-30 o adc ?` (msb=vd9) ?`???\ &h000 ? &h3ff ? adclk 13 i adc ? cksh 12 i ??`????? ???`?? cksh adclk ? p14 fig.6 ckcl 11 i ??`???????? high g : ?? on low g : ?? off
asahi kasei [AK8430] 2000/11 4 ? ??? i/o C ?? resetb 14 i ??? low ?`?? ???????? pdb 10 i ?` low ?`?? test 9 i ??`O ? dvss ??A? tdi 42 i ??? ? dvss ??A? ??? cn0_o,cn1_o ,cn2_o 50,56,63 i ??`? ??????????`? ?? cn0_e,cn1_e ,cn2_e 53,60,2 i ??`?? ??????????`? ?? dm0_o,dm0_e dm1_o,dm1_e dm2_o,dm2_e 49,52 55,59 62,1 i ?` ?`?r?????? avss ?g??A????? `??? cds `?r?? avss ??A vref1 48 o ??? vref2 47 o ??? vrngp vrngn 46 45 o adc ?R ( ? adc ??? ) ?????A? ? dvdd 31 ?? +5v(typ.) dvss 32 ?? pvdd 24 ???? . +3.3v ? +5v(typ.) pvss 25 ??? avdd 8,44,57 ??? . +5v(typ.) avss 7,43,51 54,58,61 64 ?? ??? atin_p,atin_n 3,4 i ???? ??`??? avss ??A? atout_p atout_n 5,6 o ???? ??`??? avss ??A?
asahi kasei [AK8430] 2000/11 5 ?`? ?? (16 M ) ? (16 M ) d7 d6 d5 d4 d3 d2 d1 d0 000 i/f ` ?I pga ?` ? \a ` \a ?? ? ?` 107 ?xk ? 280 ????` cn0_o 380 ????` cn0_e 480 ????` cn1_o 580 ????` cn1_e 680 ????` cn2_o 780 ????` cn2_e 800 pga ?` cn0_o 900 pga ?` cn0_e a00 pga ?` cn1_o b00 pga ?` cn1_e c00 pga ?` cn2_o d00 pga ?` cn2_e exx \a?? ( 8bit) f ? ?` ?`? xxxx \a?? ( 2bit) ? ) ?? f ??? 01xxxxxxb ?
asahi kasei [AK8430] 2000/11 6 ?h r0 ? d0 4
y?
zu z??? 0: ? 1: \a?????`? \a???????`??? AK8430 ??? 10bit adc \a?? `??\a???? re rf ?z???K??? ???? 0 ??? re ???? d1 4
yt??
? r 0: ?????` 1: ?a` ?????`??\a?`??????`? r2~r7 x k???a`??? bd0~bd8 ?`\a?xk ??a`???? bd0~bd8 ?`??????\a ?????? bd0~bd8 ???????? ac ? cds `? ???????`????? d2 pga ??? 0: ?`? 1: ?`? ( 1 ?? ) d5-d3 ??? rg q ?
? r 6ch ` d5 d4 d3 I 000cn0o cn1o cn2o cn0e cn1e cn2e 001cn2o cn0o cn1o cn2e cn0e cn1e 01xcn1o cn2o cn0o cn1e cn2e cn0e 100cn0o cn2o cn1o cn0e cn2e cn1e 101cn1o cn0o cn2o cn1e cn0e cn2e 11xcn2o cn1o cn0o cn2e cn1e cn0e ???????? x don?t care ? 3ch ` d5 d4 d3 I 000cn0o cn1o cn2o 001cn2o cn0o cn1o 01xcn1o cn2o cn0o 100cn0o cn2o cn1o 101cn1o cn0o cn2o 11xcn2o cn1o cn0o
asahi kasei [AK8430] 2000/11 7 d6 ????????
? r 0: cds ` 1: ?` cds `??? ckcl ????? ccd ????? (cksh) ???? ?????gH?????I?? ccd ???\?j ???W?j???? ?`??? ckcl=h g ccd ????? AK8430 ?\? vref1 z????? vref1 ? (cksh) ?????????? gH?????I?? ccd ?? s/h s/h ? ? ? ? ckcl (cksh) ccd ?? s/h ckcl (cksh) vref1 cds t?? ???t?? s/h: ?????s? fig.1 ??` i/f ??????????? (cksh) ? cksh adclk ? ???? p15 ac ? 8 9 h? d7 ???
? r 0: 2vpp (2.10vpp typ.) 1: 1vpp (1.05vpp typ.) r1 ? d1,d0 ???
:
? r d1 d0 ? 00 1 ch: ?? ?????xk?xk 01 3 ch: ??` cn0o,cn1o,cn2o ? 10 2 ch: ? cn0o,cn0e ? 11 6 ch: ?` cn0o,cn0e,cn1o,cn1e,cn2o,cn2e ?
asahi kasei [AK8430] 2000/11 8 d7-d2 ???
? r d7 d6 d5 d4 d3 d2 xk? 000001cn0o (default) 000010cn0e 000100cn1o 001000cn1e 010000cn2o 100000cn2e ?\a????` (r0:d0=1) ? 1ch ` (r1:d1,d0=0,0) ? ???? ???????`??? r2-r7 ? |?????? d7-d0 ( ?`?? ) ???R ???? 11111111 -90mv \???? 11111110 : :: 10000000 (default) 0mv :: 00000000 90mv ????? r8-rd ? pga ?????? = 335 / (335 ? ? )(default =0 =1) 0 1 2 3 4 5 0 100 200 register data gain fig.2 pga
asahi kasei [AK8430] 2000/11 9 re,rf/d1-d0 ? 4
y?
z??? \a????\a???? adc ???? adc 1lsb \a lsb ??????`?\a ?????`???? \a?????`?? r0/d0 1 ???g?\a????` ????? re,rf/d1~d0 ?z???g? pga 1 O ??? adclk ckcl,cksh r0/d0 ? 1 z sden ?? adclk 50 ????K? r0/d0 ???? 0 ?? \a??? 10 ????`?? re 8 ??? rf 2 ???? ?\a??? (re 4+rf) ??? ) a?2?u
? ff 00 black correction pga level shift 10bit adc 4
y? adc ? 4
y ? &h00 t 0b? adc ?? code adc (of(00)) ? re,rf code adc (of(ff)) ? $t
m? ? $t
m? 4
y ? &hff t 0b? adc ?? fig.3 \a????`
asahi kasei [AK8430] 2000/11 10 rf ? d6 ???t????? ????? 0: ?`? 1: ?`? (default) ?`?r 0 ??????`? dm0~2_o/e ?o???? dm0~2_o/e ????????????`???? ???????`?? dm0~2_o/e avss ?g????A???X ? cds `?r , ????o??? d7 cds t????? ????? 0: ?`? (default) 1: ?`? ? 0 ?? 1 ???`???`?r????o??? ????`?`? AK8430 ? {v? high z w sdclk sdin sdout sdenb xxx a3 a2 a1 a0 d7 d6 d5 d4 d3 d2 d1 d0 fig.4 ?z AK8430 t? ?? z` x high z r sdclk sdin sdout sdenb xx a3 a2 a1 a0 d6 d5 d4 d3 d2 d1 d0 d7 fig.5 ?i?
asahi kasei [AK8430] 2000/11 11 ~?? ?R???????? dvss=pvss=avss=0v ? ? min. max. g q ? ?? ??? vd vp va -0.3 -0.3 -0.3 6. 5 6.5 6.5 v v v ??r?? va vd,vp ?? ? ????R vtd -0.3 vd+0.3 v ?????R vta -0.3 va+0.3 v ? tstg -55 125 c ???rg tsol 260 c, 10sec ?X ?R???????? dvss=pvss =avss=0v ? ? min. typ. max. g q ? ?? ??? vd vp va 4.75 3.15 4.75 5. 0 ? 5.0 5.25 5.25 5.25 v v v ??r ? va vd,vp ? ? ( ? ) ? ta 0 70 c ( ? ) va < vd ? va < vp ???????????? ?? dc ?
q ( ?? vd,vp,va=5v 5%,ta=0-70 c) ? ? ? min. typ. max. g q id dvdd 8 9.6 ma ip pvdd 2 2.4 ma o? ?M dvdd+ pvdd 110 a ?`r 70 87 78 120 84 105 94 144 ma ma ma ma single 1ch single 3ch dual 2ch dual 6ch ??M ia avdd 110 a ?`r high ? ?R 1 vih ? 2.4 v low ? ?R 1 vil ? 0.8 v adclk,cksh, ckcl ?R via adclk cksh ckcl 2.4 vpp high ? low ? ? 1) high ? ?R voh ? pvdd -0.5 v ioh=-0.5ma low ? ?R vol ? 0.5 v iol=2ma il ? -10 10 a ` ilpu bd0-8 -100 10 a vi=dvdd vi=dvss ? 1) ?rgrg??? ac ??
asahi kasei [AK8430] 2000/11 12 ??? ?
q ( ?? vd,vp,va=5v 5%,ta=0-70 c) ? min. typ. max. g q ?? ?? 1.89 0.945 2.10 1.05 2.31 1.155 v p-p 2v 1v ?????` 25 15 10 5 msps 1ch ` 2ch ` 3ch ` 6ch ` ???` 5.0 1. 7 2. 5 0.8 msps 1ch ` 2ch ` 3ch ` 6ch ` 32 pf cn0o,cn1o,cn2o cn0e,cn1e,cn2e ? 1 m ? cn0o,cn1o,cn2o cn0e,cn1e,cn2e ?R vref1 ?R 2.88 3.2 3.52 v vref2 ?R 1.95 2.2 2.45 v ? 50 ? ?` ?? on ? 1.0 k ? cds ` ???`? ?`?R 48mv ?? c=0.22uf, ? =2vpp, 8000 ???r?? ?R 714mv ?? c=0.22uf, ? =2vpp, 8000 ?`rg =10 sec ( ? 1) \a ? 9bit ( ? 2) a 72 90 mv e??` 2 4lsb adc `??Q? pga(programmable gain amp.) ? 8bit ( ? 3) 0.95 1.0 1.05 ?? 4.0 4.2 4.4
asahi kasei [AK8430] 2000/11 13 ( ?? vd,va,vp=5v 5%,ta=0-70 c) ? min. typ. max. g q adc ? 10 bit ? 0.9 1.0 1.1 v p-p ` 3ff h ? -50 0 50 mv p-p ` 000 h e??` 1 3lsb ???` 0.5 + 1.5 ? 1.0 lsb `?? j??` 0.5 lsb rms pga min. t?j 0.75 lsb rms pga max. 1 lsb adclk=25mhz ?g??` ( ? 4) 5 lsb adclk=30mhz ( ? 1) O?^ ( ? 2) g{?O?^ ( ? 3) g{?O?^ ( ? 4) y? 1.8vpp ? 1.8vpp 0.2vpp y? ?? adc ?y pga 1 y? 0.2vpp ???y ??????? @1v range (att=0db) 000 h 1ff h vref1+90[mv] vref1-90[mv] vref1 100 h 9bit (8bit) vref1-1.1[v] 000 h 3ff h 10bit black correction range video adc range black white vref1-2.10[v] vref1-1.05[v] @2v range (att=-6db) input stage fig.6 ?
asahi kasei [AK8430] 2000/11 14 ??? ac ?
q ( ?? vd,vp,va=5v 5%,ta=0-70 c) ? ? min. typ. max. g q ?rg 6nseclow ?? 2v ??rg rg adclk ckcl cksh 6nsechigh ?? -2v ??rg ( ?? vd,vp,va=5v 5%,ta=0-70 c) no. ? ? min. typ. max. g q 33.3 nsec 6ch 33.3 nsec 2ch 33.3 nsec 3ch 1adclk (t) adclk 40 nsec 1ch 2 adclk low ? adclk 15 nsec 3 adclk high ? adclk 15 nsec 4ckcl ?? ckcl 10 nsec ( ? 1) 200 nsec 6ch 66.7 nsec 2ch 100 nsec 3ch 5 ckcl, cksh ckcl cksh 40 nsec 1ch 6cksh ?? cksh 12 1.5t- 17 nsec ( ? 1)( ? 3) 7cksh W?rg ( ckcl ) cksh 0 nsec 8cksh ????rg ( adclk ) cksh 0 nsec ( ? 3) 9cksh ?`?rg ( adclk ) cksh 15 nsec ( ? 3) 10 cksh W?rg ( adclk ) cksh 12 nsec 11 cn0~2 ????rg ( ckcl ) cnno cnne 10 nsec 12 cn0~2 ?`?rg ( ckcl ) cnno cnne 2nsec 13 cn0~2 ????rg ( cksh ) cnno cnne 15 nsec 14 cn0~2 ?`?rg ( cksh ) cnno cnne 3nsec 15 ckcl W?rg ( cksh ) ckcl 0 nsec 16 vd0~9 W?rg ( adclk ) vd0~9 12 nsec c=20pf 17 bd0~8 ????rg ( adclk ) bd0~8 13 t-13 nsec ( ? 2) 18 bd0~8 ?`?rg ( adclk ) bd0~8 13 t-13 nsec ( ? 2) ( ? 1) O?^ ( ? 2) ac ?????aOr????
asahi kasei [AK8430] 2000/11 15 ( ? 3) ac ? 8 9 h cksh adclk (cksh) 89 ? i/f ? s/h 4
ys? s/h
? shs h shshshshsh hs h shs cksh .and. adclk fig.7 ???`?? (6ch ` ) ?? ?? s/h h ?? s/h s/h ? ? ? ? ? ? ? ? d/a 4
ys? ?? i/f s? cds t?? 1ch
ckcl (cksh) mux fig.8 ?? fig.7 ,fig.8 (cksh) ???` i/f ?????`? ( s/h) ???? (cksh) ??? {cksh .and. inv(adclk)} ????? (cksh) ?? cksh ?? ? adclk ????rg (8) {cksh .and. inv(adclk)} ??`?k ?????rg? adclk ?`?rg (9) mux ??\a????? rg?
asahi kasei [AK8430] 2000/11 16 ( ?? vd,vp,va=5v 5%,ta=0-70 c) no. ? ? min. typ. max. g q 19 sdclk sdclk 80 nsec 20 sdclk low ? sdclk 40 nsec 21 sdclk high ? sdclk 40 nsec 22 ?? sdclk 1360 nsec 23 sdin ????rg ( sdclk ) sdin 20 nsec 24 sdin ?`?rg ( sdclk ) sdin 20 nsec 25 sdenb ????rg ( sdclk ) sdenb 40 nsec 26 sdenb ?`?rg ( sdclk ) sdenb 40 nsec 27 sdenb high ? sdenb 40 nsec 28 sdout W?rg ( sdclk ) sdout 30 nsec c=20pf 29 sdout ?`?rg ( sdenb ) sdout 0 nsec c=20pf 30 resetb ?? resetb 20 nsec ????? 3??? i/f ????? sdenb 19 26 hi-z hi-z 16 15 2 1 sdin 25 19 20 21 24 23 22 26 27 sdclk sdout 16 10 2 1 25 20 21 24 23 22 27 8 28 9 29 fig.9 AK8430 ?z fig.10 AK8430 i? ???????? 30 resetb fig.11 ????
asahi kasei [AK8430] 2000/11 17 cds t??????? cn0o(n-1) 18 10 cn0o(n-2) cn2o(n-2) cn1e(n-2) cn1e(n) cn2o(n) cn0o(n) n+1 n 12 11 17 16 1 23 cn0(n+1) cn1(n+1) cn2(n+1) analog input ckcl cksh adclk bd0~8 (cksh) vd0~9 cn0(n) cn1(n) cn2(n) 14 4 9 6 7 15 5 cn1o(n) cn0e(n) cn2e(n) cn2e(n-2) cn0e(n-2) cn1o(n-2) 8 13 ? 7 K cksh adclk ?aW??? fig.12 ? 6ch ` n 15 cn0o (n-4) cn0o(n) n+1 12 11 18 17 16 1 2 3 cn0(n+1) analog input ckcl cksh adclk bd0~8 (cksh) vd0~9 cn0(n) 13 14 4 89 6 7 5 cn0e(n) cn0e(n-5) cn0o(n-5) 10 ? 7 K cksh adclk ?aW??? fig.13 ? 2ch `
asahi kasei [AK8430] 2000/11 18 cn1o(n+1) cn0o(n-4) cn1o(n-3) cn2o(n-4) cn2o(n) cn0o(n) n+2 n 12 11 18 17 16 1 23 cn0o(n+1) cn1o(n+1) cn2o(n+1) analog input ckcl cksh adclk bd0~8 (cksh) vd0~9 cn0o(n) cn1o(n) cn2o(n) 13 14 4 89 6 7 15 5 cn1o(n) cn0o(n-3) cn1o(n-4) n+1 n-1 cn0o(n+1) cn2o(n+1) cn2o(n-3) cn0o(n+2) cn1o(n+2) cn2o(n+2) 10 ? 7 K cksh adclk ?aW??? fig.14 ?? 3ch ` n+2 n 12 11 18 17 16 1 cn0o(n+1) analog input ckcl cksh adclk bd0~8 (cksh) vd0~9 cn0o(n) 13 14 4 89 6 7 15 5 n+1 n-1 cn0o(n+1) cn0o(n+2) 2 3 cn0o(n) cn0o(n+2) cn0o(n-1) cn0o(n-9) cn0o(n-8) cn0o(n-7) 10 ? 7 K cksh adclk ?aW??? fig.15 ?? 1ch `
asahi kasei [AK8430] 2000/11 19 ??????t?? ????? dummy 18 10 dummy dummy dummy 12 11 17 16 1 23 analog input ckcl cksh adclk bd0~8 (cksh) vd0~9 cn0(dummy) cn1(dummy) cn2(dummy) 14 4 9 6 7 15 5 8 13 cn0(dummy) cn1(dummy) cn2(dummy) dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy dummy 18 10 cn0o(n-2) cn2o(n-2) cn1e(n-2) cn1e(n) cn2o(n) cn0o(n) n+1 n 17 16 23 cn0(n+1) cn1(n+1) cn2(n+1) analog input ckcl cksh adclk bd0~8 (cksh) vd0~9 cn0(n) cn1(n) cn2(n) 14 9 6 5 cn1o(n) cn0e(n) cn2e(n) cn2e(n-2) cn0e(n-2) cn1o(n-2) 8 13 1 cn0(dummy) cn1(dummy) cn2(dummy) ? 7 K cksh adclk ?aW??? fig.16 ? 6ch ` ( ?? )
asahi kasei [AK8430] 2000/11 20 dummy dummy 15 12 11 18 17 16 1 2 3 analog input ckcl cksh adclk bd0~8 (cksh) vd0~9 cn0(dummy) 13 14 4 89 6 7 5 10 cn0(dummy) dummy dummy dummy dummy dummy dummy dummy dummy n cn0o(n-4) cn0o(n) n+1 18 17 16 1 2 3 cn0(n+1) analog input ckcl cksh adclk bd0~8 (cksh) vd0~9 cn0(n) 13 14 89 6 5 cn0e(n) cn0e(n-5) cn0o(n-5) 10 ? 7 K cksh adclk ?aW??? fig.17 ? 2ch ` ( ?? )
asahi kasei [AK8430] 2000/11 21 cn2o(n-4) cn0o(n-3) cn1o(n-3) cn2o(n-3) cn0o(n-2) dummy dummy dummy 15 12 11 18 17 16 23 analog input ckcl cksh adclk bd0~8 (cksh) vd0~9 cn0o(dummy) cn1o(dummy) cn2o(dummy) 13 14 4 8 9 6 7 5 10 dummy dummy 1 cn0o(dummy) cn1o(dummy) cn2o(dummy) cn0o(n) cn1o(n) cn2o(n) cn0o(n+1) cn1o(n+1) cn2o(n+1) nn+1 dummy dummy dummy dummy cn2o(n-1) cn0o(n) cn1o(n) cn2o(n) cn0o(n+1) dummy dummy dummy dummy ? 7 K cksh adclk ?aW??? fig.18 ?? 3ch ` ( ?? ) dummy dummy 15 12 11 16 analog input ckcl cksh adclk bd0~8 (cksh) vd0~9 cn (dummy) 13 14 4 9 6 7 5 10 dummy 1 cn (n) cn (n+1) nn+1 cn (n) cn (n+1) cn (dummy) 3 2 17 18 8 dummy cn (n-8) cn (n-9) dummy ? 7 K cksh adclk ?aW??? fig.19 ?? 1ch ` ( ?? )
asahi kasei [AK8430] 2000/11 22 ? cds t?? cs: ? 0.01uf vref1 vref2 vrngp vrngn avdd avss tdi bd8 bd7 bd6 bd5 bd4 bd3 bd2 bd1 bd0 cn0_o avss dm0_e cn0_e avss dm1_o cn1_o avdd avss dm1_e cn1_e avss dm2_o cn2_o dvss dvdd vd9 vd8 vd7 vd6 vd5 pvss pvdd vd4 vd3 vd2 vd1 vd0 sdout sdenb sdclk resetb adclk cksh ckcl pdb test avdd avss atout_n atout_p atin_n atin_p cn2_e dm2_e dm0_o avss sdin sensor sensor sensor sensor sensor sensor cs cs cs cs cs cs 0.1uf 0.1uf 0.1uf 0.1uf 0.1uf 0.1uf 10uf 0.1uf a vdd dvdd 0.1uf 0.1uf 47k ? a vdd 0.1uf 0.1uf 10uf 10uf a vdd dvdd +5v 2 ? :p
? fig.20 cds `? ????????m?x
asahi kasei [AK8430] 2000/11 23 ???t?? cs: ? 0.22uf cd: ?`? 0.22uf 0.1uf cd 0.1uf sensor cs cd sensor cs cd sensor cs sensor cs cd vref1 vref2 vrngp vrngn avdd avss tdi bd8 bd7 bd6 bd5 bd4 bd3 bd2 bd1 bd0 cn0_o avss dm0_e cn0_e avss dm1_o cn1_o avdd avss dm1_e cn1_e avss dm2_o cn2_o dvss dvdd vd9 vd8 vd7 vd6 vd5 pvss pvdd vd4 vd3 vd2 vd1 vd0 sdout sdenb sdclk resetb adclk cksh ckcl pdb test avdd avss atout_n atout_p atin_n atin_p cn2_e dm2_e dm0_o avss sdin sensor cs 0.1uf 0.1uf 0.1uf 0.1uf 10uf 0.1uf a vdd dvdd 0.1uf 0.1uf 47k ? sensor cs cd cd a vdd 0.1uf 0.1uf 10uf 10uf a vdd dvdd +5v 2 ? :p
? fig.21 ?`? ????????m?x
asahi kasei [AK8430] 2000/11 24 ??` 0.21 0.05 0.5 12.0 0.3 10 12.0 0.3 0.17 0.05 1.70 max 1.40 0.10 0.10 1.0 0.45 0.2 0 ~10 0.10 0.10 m 116 17 32 33 48 49 64 ?` (1) 1 ?? ( ??? 1 ? ) (2) ?????? ? (3) ?`???` : AK8430 (4) ?`?` : xxxxxxx (7 ) 4 : L` 3 : ??` (5) b? : japan akm AK8430 xxxxxxx japan
asahi kasei [AK8430] 2000/11 25 ?? ? ? ?d?u??u???????u??? ???????H???dQ??? ?I???s?I?_J ? ? ?d???????S?I? ??????????????? ? ? ?du??Q???Y?????? ??H????S??? ? ? ?C??C?C???C? ???g???]?b???p?????? ??O??m??????u????????? ???? ? ? ?????u????????p ????????? ? ? ??????????o???u????? p?????????a????
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